常用钢材规格表

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常用钢材规格表

常用钢材规格表常用钢材规格表一、热轧等边角钢一、热轧等边角钢尺寸（mm）允许偏差型号边宽边厚截面面积（cm2）理论质量（kg/m）边宽边厚长度 (m )31.1320.889220 41.4591.145 31.4321.1242.525 41.8591.459 31.7491.3733.030 42.2261.786 32.1091.656 42.7562.1633.636 53.3822.654 32.3591.852 43.0862.422440 53.7912.976 32.6592.088 43.4862.736 54.2923.3694.54565.0763.985 32.9712.332 43.8973.059 54.8033.77055065.6884.465 33.3432.624 44.3903.446 55.4154.2515.65688.3676.568±0.8±0.444.9783.907 56.1434.822 67.2885.721 89.5157.4696.3631011.6579.151 45.5704.372 56.8755.397 68.1606.406 79.4247.398770810.6678.373 57.4125.818 68.7976.905412710.1607.976 811.5039.0307.5751014.12611.089 57.9126.211 69.3977.736 710.6808.525 812.3039.6588801015.12611.874 610.6378.350 712.3019.656 813.94410.946 1017.16713.4769901220.30615.940±1.2±0.6611.9369.366 713.79610.830 815.63812.276 1019.26115.120 1222.80017.898 1426.25620.611101001629.62723.257 715.19611.928 817.23813.532 1021.26116.690 1225.20019.782111101429.25622.809 819.75015.504 1024.37319.133 1228.91222.69612.51251433.36726.193 1027.37321.488 1232.51225.522 1437.56729.490141401642.53933.393±1.8±0.74191031.50224.729 1237.44129.391 1443.29633.987161601649.06738.518 1242.24133.159 1448.89638.383 1655.46743.542181801861.95548.634 1454.64242.894 1662.01348.680±2.5±1.06191869.30154.401 2076.50560.056202002490.66171.168二、热轧不等边角钢二、热轧不等边角钢尺寸(mm)型号长边短边边厚r截面面积(cm2)理论质量(kg/m) 31.1620.9122.5/1.62516 41.4991.176 31.4921.1713.2/2322 43.51.9391.522 31.8901.4844/2.54025 44 2.4671.936 32.1491.6874.5/2.84528 45 2.8062.203 32.4311.9085/3.25032 45.5 3.1772.494 32.7432.153 43.5902.8185.6/3.65636 56 4.4153.466 44.0583.185 54.9933.920 65.9084.6386.3/46340776.8025.339 44.5473.570 55.6094.403 66.6475.2187/4.5704577.57.6576.011 56.1254.808 67.2605.699 89.4677.431(7.5/5)755010811.5909.098 56.3755.005 67.5605.935 78.7246.8488/58050889.8677.745 57.2125.661 68.5576.717 79.8807.7569/5.690568911.1838.779 69.6177.550 711.1118.722 812.5849.87810/6.3100631015.46712.142 610.6378.350 712.3019.65610/810080 813.94410.9461017.16713.476 610.6378.350 712.3019.656 813.94410.94611/711070101017.16713.476 714.09611.066 815.98912.551 1019.71215.47412.5/812580121123.35118.330 818.03814.160 1022.26117.475 1226.40020.72414/914090141230.45623.908 1025.31519.872 1230.05423.592 1434.70927.24716/10160100161339.28130.835 1028.37322.273 1233.71226.464 1438.96730.58918/11180110161444.13934.649 1237.91229.761 1443.86734.436 1649.73939.04520/12.5200125181455.52643.588 三、热轧工字钢三、热轧工字钢尺寸(mm)允许偏差型号高度 h腿宽 b腰厚 dt截面面积(cm2)理论质量 (kg/m)hbd10100684.57.614.34511.26 12120745.08.417.81813.99 12.6126745.08.418.11814.23±2. 0 14140805.59.121.51616.89 16160886.09.926.13120.51 18180946.510.730.75624.14±2. 0 ±2. 5±0. 520(a)2001007.011.435.57827.93 20(b)2001029.011.439.57831.07 22(a)2201107.512.342.12833.07 22(b)2201129.512.346.52836.52 24(a)2401168.013.047.74137.48 24(b)24011810.013.052.54141.25 25(a)2501168.013.048.54138.11 25(b)25011810.013.053.54142.03 27(a)2701228.513.754.55442.83 27(b)27012410.513.759.95447.06 28(a)2801228.513.755.40443.49 28(b)28012410.513.761.00447.89 30(a)3001269.014.461.25448.08±3. 0±3. 0±0. 730(b)30012811.014.467.25452.79 30©30013013.014.473.25457.50 32(a)3201309.515.067.15652.72 32(b)32013211.515.073.55657.74 32(c)32013413.515.079.95662.77 36(a)36013610.015.876.48060.04 36(b)36013612.015.876.48065.69 40(a)40014210.516.586.11267.60 40(b)40014412.516.594.11273.88 40(c)40014614.516.5102.11280.16±3. 5±0. 845(a)45015011.518.0102.44680.42 45(b)45015213.518.0111.44687.49 45(c)45015415.518.0120.44694.55 50(a)50015812.020.0119.30493.65 50(b)50016014.020.0129.304101.50 50(c)50016216.020.0139.304109.35 55(a)55016612.521.0134.185105.34 55(b)55016814.521.0145.185113.97 55(c)55017016.521.0156.185122.61 56(a)56016612.521.0135.435106.32 56(b)56016814.521.0146.635115.11 56(c)56017016.521.0157.835123.90 63(a)63017613.522.0154.658121.41 63(b)63017815.022.0167.258131.30 63(c)63018017.022.0179.858141.19±4. 0±4. 0±0. 9四、热轧槽钢四、热轧槽钢尺寸(mm)主要尺寸允许偏差 (mm)型号高度 h腿宽 b腰厚 dtrr1理论质量 (kg/m)高度 h腿宽 b腰厚 d长度 (m)550374.57.07.03.55.438 6.363404.87.57.53.86.634 (6.5)65404.87.57.53.86.709 880435.08.08.04.08.050±1.5±1.5±0.451210100485.38.58.54.210.010 (12)120535.59.09.04.512.059 12.6126535.59.09.04.512.318 14a140586.09.59.54.814.535 14b140608.09.59.54.816.733±2.0±0.5(16a)160636.510.010.05.017.240 16160658.510.010.05.019.752 18a180709.010.510.55.223.000±2.0±2.5±0.6519(20a)200737.011.011.05.522.637 20200759.011.011.05.525.777 (22a)220777.011.511.55.824.999 22220799.011.511.55.828.453 (22a)220777.011.511.55.824.999 22220799.011.511.55.828.453(24a)240787.012.012.06.026.860 (24b)240809.012.012.06.030.628 (24c)2408211.012.012.06.034.396 25a250787.012.012.06.027.410 25b250809.012.012.06.031.335 25c2508211.012.012.06.035.260 (27a)270827.512.512.56.230.838 (27b)270849.512.512.56.235.077 (27c)2708611.512.512.56.239.316 28a280827.512.512.56.231.427 28b280849.512.512.56.235.823 28c2808611.512.512.56.240.219 (30a)300857.513.513.56.834.463 (30b)300879.513.513.56.839.173 (30c)3008911.513.513.56.843.883±3.0±3.0±0.732a320888.014.014.07.038.083 32b3

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